54642640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52541}}^1$

素因数の和:52567

約数の個数: 40

約数和(自身を含む): 136819368

約数和(自身を除く): 82176728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 52541, 105082, 210164, 262705, 420328, 525410, 683033, 840656, 1050820, 1366066, 2101640, 2732132, 3415165, 4203280, 5464264, 6830330, 10928528, 13660660, 27321320, 54642640]

約数ペア:

[(1, 54642640), (2, 27321320), (4, 13660660), (5, 10928528), (8, 6830330), (10, 5464264), (13, 4203280), (16, 3415165), (20, 2732132), (26, 2101640), (40, 1366066), (52, 1050820), (65, 840656), (80, 683033), (104, 525410), (130, 420328), (208, 262705), (260, 210164), (520, 105082), (1040, 52541)]